<template>
  <div class="login_container">
    <div class="login_box">
      <!--头像-->
      <div class="avatar_box">
        <img src="../assets/head.jpg" alt="">
      </div>
      <!--登陆表单-->
      <el-form ref="loginFormRef" :model="loginForm" :rules="loginFormRules" label-width="0px" class="login_form">
        <!--用户名-->
        <el-form-item prop="username">
          <el-input v-model="loginForm.username" prefix-icon="el-icon-user"></el-input>
        </el-form-item>
        <!--密码-->
        <el-form-item prop="password">
          <el-input v-model="loginForm.password" prefix-icon="el-icon-lock" type="password"></el-input>
        </el-form-item>
        <!--按钮-->
        <el-form-item class="btns">
          <el-button type="primary" @click="login">登陆</el-button>
          <el-button type="info" @click="resetLoginForm">重置</el-button>
        </el-form-item>

      </el-form>
    </div>

  </div>
</template>

<script>
  import Vue from "vue";

  export default {
    name: "Login",
    data() {
      return {
        //登陆表单数据绑定对象
        loginForm: {
          username: 'admin',
          password: '123456',
        },
        //  给表单添加添加验证
        loginFormRules: {
          username: [
            {required: true, message: '请输入用户名称', trigger: 'blur'},
            {
              min: 3,
              max: 10,
              message: '长度在 3 到 10 个字符',
              trigger: 'blur'
            }],
          password: [{required: true, message: '请输入密码', trigger: 'blur'},
            {
              min: 3,
              max: 15,
              message: '长度在 3 到 15 个字符',
              trigger: 'blur'
            }],
        }

      }
    },
    methods: {
      //重置登陆表单
      resetLoginForm() {
        // console.log(this)
        //重置成默认值
        this.$refs.loginFormRef.resetFields();
      },

      login() {
        //登录验证，第一个参数为bool
        this.$refs.loginFormRef.validate(valid => {
          if (!valid) return
          // const {data: result} = await this.$http.post("login", this.loginForm);
          // console.log(result);
          let payload = {
            username: this.loginForm.username,
            password: this.loginForm.password
          }
          this.$store.dispatch("Login_", payload).then(() => {
            const code = this.$store.state.status
            // console.log("code----", code);
            if (code !== 200) {
              this.$message.error("登陆失败")
            } else {
              this.$message.success("登陆成功")
              this.$router.push("/home")
            }
          })
        })
      }
    }
  }
</script>

<style lang="less" scoped>
  .login_container {
    background-color: #2b4b6b;
    height: 100%;
  }

  .login_form {
    position: absolute;
    bottom: 0;
    width: 100%;
    padding: 0 20px;
    box-sizing: border-box;
  }

  .login_box {
    width: 450px;
    height: 300px;
    background-color: #fff;
    border-radius: 3px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);

    .avatar_box {
      height: 130px;
      width: 130px;
      border: 1px solid #eee;
      border-radius: 50%;
      padding: 10px;
      box-shadow: 0 0 10px #ddd;
      position: absolute;
      left: 50%;
      transform: translate(-50%, -50%);
      background-color: #fff;

      img {
        width: 100%;
        height: 100%;
        border-radius: 50%;
        background-color: #eee;
      }

    }

    .btns {
      display: flex;
      justify-content: flex-end;
    }
  }
</style>
